Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
doc chieu » doc hieu, doi chieu, toc thieu
tuan cong » thuan cong, luan cong, tran cong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap
hang tai » hang va, dung tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu sang - thanh trung tuan cong ((cong dan) or (cong san)) ((than cau) or (hang tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sang - thanh trung tuan cong ((cong dan) OR (cong san)) ((than cau) OR (hang tai)).
• Adding a wildcard symbol may retrieve word variants: doc chieu sang - thanh trung tuan cong ((cong dan) or (cong san)) ((than cau) or (hang tai))*.